Hourly Weather | Today Friday, February 6, 2026
Chino Hills, California
1 AM
Cloudy Weather
57°
Feels Like 55°
7
Humidity: 73%
UV Index: 0
Wind: 6 mph
2 AM
Cloudy Weather
55°
Feels Like 54°
7
Humidity: 77%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Weather
55°
Feels Like 54°
7
Humidity: 80%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Weather
54°
Feels Like 54°
7
Humidity: 84%
UV Index: 0
Wind: 5 mph
5 AM
Cloudy Weather
54°
Feels Like 52°
7
Humidity: 86%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Weather
52°
Feels Like 52°
5
Humidity: 89%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Weather
52°
Feels Like 52°
1
Humidity: 86%
UV Index: 0
Wind: 5 mph
8 AM
Cloudy Weather
54°
Feels Like 55°
1
Humidity: 85%
UV Index: 1
Wind: 5 mph
9 AM
Cloudy Weather
57°
Feels Like 63°
1
Humidity: 73%
UV Index: 2
Wind: 5 mph
10 AM
Cloudy Weather
61°
Feels Like 66°
1
Humidity: 65%
UV Index: 3
Wind: 5 mph
11 AM
Cloudy Weather
64°
Feels Like 70°
1
Humidity: 58%
UV Index: 4
Wind: 6 mph
12 PM
Cloudy Weather
66°
Feels Like 70°
1
Humidity: 52%
UV Index: 4
Wind: 7 mph
1 PM
Cloudy Weather
68°
Feels Like 70°
1
Humidity: 50%
UV Index: 4
Wind: 8 mph
2 PM
Cloudy Weather
70°
Feels Like 70°
1
Humidity: 49%
UV Index: 3
Wind: 8 mph
3 PM
Cloudy Weather
68°
Feels Like 68°
1
Humidity: 53%
UV Index: 2
Wind: 8 mph
4 PM
Cloudy Weather
66°
Feels Like 64°
1
Humidity: 57%
UV Index: 1
Wind: 8 mph
5 PM
Cloudy Weather
64°
Feels Like 63°
1
Humidity: 62%
UV Index: 0
Wind: 8 mph
6 PM
Cloudy Night
61°
Feels Like 57°
1
Humidity: 69%
UV Index: 0
Wind: 8 mph
7 PM
Cloudy Night
57°
Feels Like 55°
0
Humidity: 77%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Night
57°
Feels Like 55°
0
Humidity: 81%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 86%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 88%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 89%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
103 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 36.74 µg/m³
  • PM10: 63.27 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

2 AM
96 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 33.68 µg/m³
  • PM10: 58.92 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 AM
90 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 30.79 µg/m³
  • PM10: 54.73 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 AM
86 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 28.63 µg/m³
  • PM10: 51.8 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 AM
82 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 26.99 µg/m³
  • PM10: 49.51 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 AM
79 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 25.57 µg/m³
  • PM10: 47.55 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 AM
76 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 24.23 µg/m³
  • PM10: 45.78 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 AM
74 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 23.07 µg/m³
  • PM10: 44.12 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 AM
72 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 22.11 µg/m³
  • PM10: 42.78 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 AM
70 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 21.26 µg/m³
  • PM10: 41.58 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 AM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.33 µg/m³
  • PM10: 40.4 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

12 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.52 µg/m³
  • PM10: 39.28 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

1 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.93 µg/m³
  • PM10: 38.41 µg/m³
  • O3: 0.057 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.4 µg/m³
  • PM10: 37.53 µg/m³
  • O3: 0.057 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
62 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.78 µg/m³
  • PM10: 36.36 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
60 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.9 µg/m³
  • PM10: 34.77 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
59 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.09 µg/m³
  • PM10: 33.15 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM
58 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.59 µg/m³
  • PM10: 32.06 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.3 µg/m³
  • PM10: 31.46 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.84 µg/m³
  • PM10: 30.63 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.42 µg/m³
  • PM10: 29.67 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.27 µg/m³
  • PM10: 29.37 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.26 µg/m³
  • PM10: 29.4 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.